diff --git a/inc/headerAdmin.inc.php b/inc/headerAdmin.inc.php
index 805a0d78..1d12ed36 100644
--- a/inc/headerAdmin.inc.php
+++ b/inc/headerAdmin.inc.php
@@ -240,7 +240,7 @@ if (defined('MFH_PAGE_LAYOUT') && MFH_PAGE_LAYOUT == 'TOP_ONLY') {
 }
 ?>
 <body onload="<?php echo $onload;
-unset($onload); ?>" class="<?php echo $layout_tag ?> hold-transition <?php echo $modsForHesk_settings['admin_color_scheme']; ?> sidebar-mini">
+unset($onload); ?>" class="<?php echo $layout_tag ?> fixed js <?php echo $modsForHesk_settings['admin_color_scheme']; ?>">
 
 <?php
 include(HESK_PATH . 'header.txt');
